#!/bin/sh
TESTDIR=$(realpath .)
FOUND=0
while [ "$TESTDIR" != "/" ]
do
    if [ -d $TESTDIR/.git ] ; then
        FOUND=1
        break
    fi
    TESTDIR="$TESTDIR/.."
    TESTDIR=$(realpath $TESTDIR)
done
if [ $FOUND == 1 ] ; then
    echo $TESTDIR
fi